The shared a University of º£½ÇÉçÇø news release highlighting research findings suggesting that the sea ice cover in the Southern Hemisphere has exhibited seasonal variability for millennia. Dominic Winski, a Uº£½ÇÉçÇø research assistant professor, and Karl Kreutz, a Uº£½ÇÉçÇø professor, studied the chemistry of a 54,000-year-old ice core sampled from the South Pole to draw this conclusion.
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